/**
 * UGENE - Integrated Bioinformatics Tools.
 * Copyright (C) 2008-2020 UniPro <ugene@unipro.ru>
 * http://ugene.net
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 */

#ifndef _U2_PROJECT_IMPL_H_
#define _U2_PROJECT_IMPL_H_

#include <QMap>

#include <U2Core/AppResources.h>
#include <U2Core/ProjectModel.h>

namespace U2 {

class FailedToLoadFormat;
class ServiceLock;
class SaveProjectTask;
class LoadProjectTask;
class MWMDIWindow;

class ProjectImpl : public Project {
    Q_OBJECT
    friend class SaveProjectTask;
    friend class LoadProjectTask;

public:
    ProjectImpl(const QString &_name, const QString &_url, const QList<Document *> &_docs = QList<Document *>(), const QList<GObjectViewState *> &_states = QList<GObjectViewState *>());
    virtual ~ProjectImpl();

    virtual const QString &getProjectName() const {
        return name;
    }

    virtual void setProjectName(const QString &name);

    virtual const QString &getProjectURL() const {
        return url;
    }

    virtual void setProjectURL(const QString &);

    virtual const QList<Document *> &getDocuments() const {
        return docs;
    }

    virtual void addDocument(Document *d);

    virtual void removeDocument(Document *d, bool autodelete = true);

    virtual bool lockResources(int sizeMB, const QString &url, QString &error);

    virtual Document *findDocumentByURL(const QString &url) const;

    virtual Document *findDocumentByURL(const GUrl &url) const {
        return findDocumentByURL(url.getURLString());
    }

    virtual const QList<GObjectViewState *> &getGObjectViewStates() const {
        return objectViewStates;
    }

    virtual void addGObjectViewState(GObjectViewState *s);

    virtual void removeGObjectViewState(GObjectViewState *s);

    virtual void makeClean();

    quint64 getObjectIdCounter() const {
        return idGen;
    }

    void setObjectIdCounter(quint64 c) {
        idGen = c;
    }

    virtual void removeRelations(const QString &docUrl);

    virtual void updateDocInRelations(const QString &oldDocUrl, const QString &newDocUrl);

private slots:
    void sl_onStateModified(GObjectViewState *);
    void sl_onObjectAdded(GObject *);
    void sl_onObjectRemoved(GObject *o);
    void sl_onObjectRenamed(const QString &oldName);
    void sl_onObjectRelationChanged(const QList<GObjectRelation> &previousRelations);

    void sl_onMdiWindowAdded(MWMDIWindow *w);
    void sl_onMdiWindowClosing(MWMDIWindow *w);
    void sl_onViewRenamed(const QString &oldName);

private:
    void addState(GObjectViewState *s);
    void updateObjectRelations(const GObjectReference &oldRef, const GObjectReference &newRef);
    // returns number of reference fields updated
    int updateReferenceFields(const QString &stateName, QVariantMap &map, const GObjectReference &from, const GObjectReference &to);
    void updateGObjectViewStates(const QString &oldViewName, const QString &newViewName);
    QString genNextObjectId();

    int idGen;

    QString name;
    QString url;
    QList<Document *> docs;

    QList<GObjectViewState *> objectViewStates;
    AppResource *resourceTracker;
    QMap<QString, qint64> resourceUsage;

    //Every implementation of Project Parser must be added as friend, to get access to addState
    friend class ProjectParser00;
    friend class ProjectParser10;
};

}    // namespace U2

#endif
